2323886

Information

• Patent Grant
• 2323886

• References
• Source

• Patent Number

  2,323,886

• Date Filed

  Not available

• Date Issued

  Tuesday, July 13, 1943
  81 years ago

• CPC

  • B66F19/005 - Lifting devices for manhole covers
  • E02D29/1427 - Locking devices
  • F16J13/08 - attached by one or more members actuated to project behind a part or parts of the frame
  • Y10T292/1008 - Cam and lever
  • Y10T292/444 - Swinging catch

• US Classifications

  • 292 - Closure fasteners
  • 404 - Road structure, process, or apparatus